To Prepare the Sushi Rice:
4 cups cooked Sushi rice
1 cup rice wine vinegar
1/2 cup sugar
1/4 cup Mirin
Cook rice and combine it with remaining ingredients. Then take out a small handful of rice and stuff it in the donut form. Then carefully turn the donut form upside down, and there are the Sushi donuts!
As for toppings, you can add carrot stripes, avocado slices, pickled ginger, cucumber, nori stripes, chopped chives, sesame, fish or egg if you prefer. Anything you like! Finish with Vegan Ponzu Sauce. (See Below).
To make vegan Ponzu sauce:
zest and juice of 2 lemons and 2 limes
1/4 rice vinegar
3/4 cup soy sauce
1/4 cup sake (gently heated to cook off alcohol)
1/4 cup brown rice syrup.
Mix all ingredients together. Finally, drizzle the sauce over the Sushi Donuts.